What is Klinefelters?
1.
1. Klinefelter's Syndrome: Having two X chromosomes and a Y chromosome (XXY), leading to physical defects such as being exessively tall, overweight, having enlarged male breasts, and small (2cm) testicles.
2. An extremely offensive/hilarious way of pointing out that you find a female to be unnatractive by fault of her overall brute masculinity.
guy 1: why is that chick wearing football gear?
guy 2: ugh, those are her shoulders. she's definitely got the klinefelters.
guy 1: i think i'm going to be sick.
See